Did you check the shrinkage with no cement first?
The higher the cement content the more stable the soil is surely
what would be expected (ie. cement stabilisation).
Not sure why the mix water was as high at 70% (assuming that
this is mass of water to mass of solids!)
> Dear Members of Mailbase
>
> I did the UCS test using cement-treated Kaolin. For the sample
> preparation I used humidity room with 96% relative humidity.The
> humidity room temperature was 22 degree. The sample condition was 2, 5
> and 10% cement ratio with 70% water contents. Before I did the tests
> I checked the volume change and shrinkage of samples. The volume
> change of 2% cement ratio was lager than the 5 and 10% cement ratio.
> Even though I observed cracks on the surface of 2% cement ratio. I
> wonder why small cement ratio makes a larger shrinkage than high
> cement ratio. Would you please let me know it if you have any
> information on them.
>
> Best regards
>
>
> ==================================================
> Kyuhwan Lee
>
> Senior Research Associate
> Building and Construction Engineering Department
> City University of Hong Kong
> Tat Chee Avenue, Kowloon
> Hong Kong
>
> (O): 852-2194-2905
> (R): 852-2334-7195
>
> ==================================================
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_________________________________________
Dr. Paul H. McMahon
Civil Engineering
School of Aeronautical, Civil and Mechanical Engineering
Faculty of Science, Engineering and Environment
Room LG9, Newton Building
University of Salford
Tel. 0161 295 3458 (Direct Line with Voicemail Facility)
Fax. 0161 295 5060
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http://www.acme.salford.ac.uk/civils/Dept/Staffpages/Mcmahon/mcmahon.htm
http://www.acme.salford.ac.uk/civils/Dept/Staffpages/Mcmahon/Dr_Mac.htm
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